Question

Find the frequency of sound produced by an insect flapping its wings at the speed of 250 times in 5 seconds​

Answer 1

Answer:

Frequency = 500 vibrations/second.

Time Period = (Time Taken)/ (Number of Oscillations)

= (1/500) = 0.002 sec.

Answer 2

Answer:

50 hertz

Explanation:

frequency = number of times the event occurs / the length of time

=} 250/5

=} 50 hertz

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